421311240

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2423}}^1$

素因数の和:2473

約数の個数: 256

約数和(自身を含む): 1675468800

約数和(自身を除く): 1254157560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 23, 24, 27, 28, 30, 35, 36, 40, 42, 45, 46, 54, 56, 60, 63, 69, 70, 72, 84, 90, 92, 105, 108, 115, 120, 126, 135, 138, 140, 161, 168, 180, 184, 189, 207, 210, 216, 230, 252, 270, 276, 280, 315, 322, 345, 360, 378, 414, 420, 460, 483, 504, 540, 552, 621, 630, 644, 690, 756, 805, 828, 840, 920, 945, 966, 1035, 1080, 1242, 1260, 1288, 1380, 1449, 1512, 1610, 1656, 1890, 1932, 2070, 2415, 2423, 2484, 2520, 2760, 2898, 3105, 3220, 3780, 3864, 4140, 4347, 4830, 4846, 4968, 5796, 6210, 6440, 7245, 7269, 7560, 8280, 8694, 9660, 9692, 11592, 12115, 12420, 14490, 14538, 16961, 17388, 19320, 19384, 21735, 21807, 24230, 24840, 28980, 29076, 33922, 34776, 36345, 43470, 43614, 48460, 50883, 55729, 57960, 58152, 65421, 67844, 72690, 84805, 86940, 87228, 96920, 101766, 109035, 111458, 130842, 135688, 145380, 152649, 167187, 169610, 173880, 174456, 203532, 218070, 222916, 254415, 261684, 278645, 290760, 305298, 327105, 334374, 339220, 390103, 407064, 436140, 445832, 457947, 501561, 508830, 523368, 557290, 610596, 654210, 668748, 678440, 763245, 780206, 835935, 872280, 915894, 1003122, 1017660, 1114580, 1170309, 1221192, 1308420, 1337496, 1504683, 1526490, 1560412, 1671870, 1831788, 1950515, 2006244, 2035320, 2229160, 2289735, 2340618, 2507805, 2616840, 3009366, 3052980, 3120824, 3343740, 3510927, 3663576, 3901030, 4012488, 4579470, 4681236, 5015610, 5851545, 6018732, 6105960, 6687480, 7021854, 7523415, 7802060, 9158940, 9362472, 10031220, 10532781, 11703090, 12037464, 14043708, 15046830, 15604120, 17554635, 18317880, 20062440, 21065562, 23406180, 28087416, 30093660, 35109270, 42131124, 46812360, 52663905, 60187320, 70218540, 84262248, 105327810, 140437080, 210655620, 421311240]

約数ペア:

[(1, 421311240), (2, 210655620), (3, 140437080), (4, 105327810), (5, 84262248), (6, 70218540), (7, 60187320), (8, 52663905), (9, 46812360), (10, 42131124), (12, 35109270), (14, 30093660), (15, 28087416), (18, 23406180), (20, 21065562), (21, 20062440), (23, 18317880), (24, 17554635), (27, 15604120), (28, 15046830), (30, 14043708), (35, 12037464), (36, 11703090), (40, 10532781), (42, 10031220), (45, 9362472), (46, 9158940), (54, 7802060), (56, 7523415), (60, 7021854), (63, 6687480), (69, 6105960), (70, 6018732), (72, 5851545), (84, 5015610), (90, 4681236), (92, 4579470), (105, 4012488), (108, 3901030), (115, 3663576), (120, 3510927), (126, 3343740), (135, 3120824), (138, 3052980), (140, 3009366), (161, 2616840), (168, 2507805), (180, 2340618), (184, 2289735), (189, 2229160), (207, 2035320), (210, 2006244), (216, 1950515), (230, 1831788), (252, 1671870), (270, 1560412), (276, 1526490), (280, 1504683), (315, 1337496), (322, 1308420), (345, 1221192), (360, 1170309), (378, 1114580), (414, 1017660), (420, 1003122), (460, 915894), (483, 872280), (504, 835935), (540, 780206), (552, 763245), (621, 678440), (630, 668748), (644, 654210), (690, 610596), (756, 557290), (805, 523368), (828, 508830), (840, 501561), (920, 457947), (945, 445832), (966, 436140), (1035, 407064), (1080, 390103), (1242, 339220), (1260, 334374), (1288, 327105), (1380, 305298), (1449, 290760), (1512, 278645), (1610, 261684), (1656, 254415), (1890, 222916), (1932, 218070), (2070, 203532), (2415, 174456), (2423, 173880), (2484, 169610), (2520, 167187), (2760, 152649), (2898, 145380), (3105, 135688), (3220, 130842), (3780, 111458), (3864, 109035), (4140, 101766), (4347, 96920), (4830, 87228), (4846, 86940), (4968, 84805), (5796, 72690), (6210, 67844), (6440, 65421), (7245, 58152), (7269, 57960), (7560, 55729), (8280, 50883), (8694, 48460), (9660, 43614), (9692, 43470), (11592, 36345), (12115, 34776), (12420, 33922), (14490, 29076), (14538, 28980), (16961, 24840), (17388, 24230), (19320, 21807), (19384, 21735)]